Factoring Review U2W1

What is the factored form of the expression?  $x^2-16$  

•  $\left(x-4\right)\left(x+4\right)$  

•  $\left(x-8\right)\left(x+8\right)$  

•  $\left(x-4\right)\left(x-4\right)$  

•  $\left(x-8\right)\left(x-8\right)$  

Tags

CCSS.HSA.APR.C.4

Which shows the polynomial  $8x^2+16x+8$  completely factored?

•  $\left(4x+4\right)^2$  

•  $\left(4x+4\right)\left(2x+2\right)$  

•  $8\left(x+1\right)^2$  

•  $8\left(x+1\right)\left(x-1\right)$  

Tags

CCSS.HSA.APR.C.4

What is the factored form of the expression?  $x^2+x-6$  

•  $\left(x-3\right)\left(x+2\right)$  

•  $\left(x+1\right)\left(x-6\right)$  

•  $\left(x-2\right)\left(x+3\right)$  

•  $\left(x-2\right)\left(x-3\right)$  

Factor the binomial completely.  $36-25x^2$  

•  $\left(6-5x\right)^2$  

•  $\left(6+5x\right)^2$  

•  $\left(6+5x\right)\left(6-5x\right)$  

•  $prime$  

Tags

CCSS.HSA.APR.C.4

What method should you use to factor the polynomial?

x² - 36

• Factor by Grouping

• Factor out the GCF

• Difference of Squares

• Master Products

Tags

CCSS.HSA.APR.C.4

8r³ - 16r²

• 4r²(2r - 4)

• 8r²(r - 2)

• 8(r³ - r²)

• 4(r³ - 2r²)

Factor Completely: 4x² - 20x + 25

• (4x - 25) (x -1)
• (2x + 5) (2x - 5)
• (2x - 5)²
• (4x - 5) (x - 5)

Tags

CCSS.HSA.APR.C.4

Mathematical Equivalence

ON

Factor  $x^2-10x\ +\ 21$  

• (x + 3)(x + 7)

• (x - 3)(x + 7)

• (x - 7)(x - 3)

• (x - 5)(x + 2)

Factor:  $k^2+2k\ -48$  

• (k -6)(k + 8)

• (k +8)(k + 6)

• (k +12)(k + 4)

• (k - 2)(k + 24)